Hong Seol returns to university after taking a break to support her family. She works part time and focuses on maintaining her grades, trying to keep her life steady. Her routine changes when she crosses paths with Yoo Jung, a senior who appears kind, successful, and well liked. Beneath his polished image, however, lies a more complicated and unsettling side that leaves Seol unsure of his true intentions.
A year earlier, Seol believed her sudden misfortunes were connected to Jung, and she has remained wary of him ever since. Now he approaches her with unexpected friendliness, creating confusion and tension as she tries to understand his motives.
Their strained relationship becomes even more tangled with the return of Jung’s estranged friend, In Ho, who develops feelings for Seol. As emotions collide and old issues resurface, Seol must navigate shifting loyalties, hidden intentions, and the growing pressure of a love triangle that threatens her fragile attempt at a normal college life.